📄 f3xx_usb0_descriptor.c
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//-----------------------------------------------------------------------------
// F3xx_USB0_Descriptor.c
//-----------------------------------------------------------------------------
// Copyright 2005 Silicon Laboratories, Inc.
// http://www.silabs.com
//
// Program Description:
//
// Source file for USB firmware. Includes descriptor data.
//
//
// How To Test: See Readme.txt
//
//
// FID: 3XX000031
// Target: C8051F32x/C8051F340
// Tool chain: Keil C51 7.50 / Keil EVAL C51
// Silicon Laboratories IDE version 2.6
// Command Line: See Readme.txt
// Project Name: F3xx_MouseExample
//
//
// Release 1.3
// - Changes by PD, GP
// - Modified Descriptors
// - Changed name from USB_Descriptor.c
// - 07 December 2005
// Release 1.0
// -Initial Revision (DM)
// -22 NOV 2002
////-----------------------------------------------------------------------------
// Includes
//-----------------------------------------------------------------------------
#include "F3xx_USB0_Register.h"
#include "F3xx_USB0_InterruptServiceRoutine.h"
#include "F3xx_USB0_Descriptor.h"
//-----------------------------------------------------------------------------
// Descriptor Declarations
//-----------------------------------------------------------------------------
const device_descriptor DEVICEDESC =
{ 18, // bLength 0x01, // bDescriptorType 0x1001, // bcdUSB 0x00, // bDeviceClass 0x00, // bDeviceSubClass 0x00, // bDeviceProtocol EP0_PACKET_SIZE, // bMaxPacketSize0 0xC410, // idVendor 0xB981, // idProduct 0x0000, // bcdDevice 0x01, // iManufacturer 0x02, // iProduct 0x00, // iSerialNumber 0x01 // bNumConfigurations
}; //end of DEVICEDESC
// From "USB Device Class Definition for Human Interface Devices (HID)".
// Section 7.1:
// "When a Get_Descriptor(Configuration) request is issued,
// it returns the Configuration descriptor, all Interface descriptors,
// all Endpoint descriptors, and the HID descriptor for each interface."
const hid_configuration_descriptor HIDCONFIGDESC =
{
{ // configuration_descriptor hid_configuration_descriptor
0x09, // Length
0x02, // Type
0x2900, // Totallength (= 9+9+9+7+7)
0x01, // NumInterfaces
0x01, // bConfigurationValue
0x00, // iConfiguration
0x80, // bmAttributes
0x20 // MaxPower (in 2mA units)
},
{ // interface_descriptor hid_interface_descriptor
0x09, // bLength
0x04, // bDescriptorType
0x00, // bInterfaceNumber
0x00, // bAlternateSetting
0x02, // bNumEndpoints
0x03, // bInterfaceClass (3 = HID)
0x01, // bInterfaceSubClass
0x02, // bInterfaceProcotol
0x00 // iInterface
},
{ // class_descriptor hid_descriptor
0x09, // bLength
0x21, // bDescriptorType
0x0101, // bcdHID
0x00, // bCountryCode
0x01, // bNumDescriptors
0x22, // bDescriptorType
HID_REPORT_DESCRIPTOR_SIZE_LE // wItemLength (tot. len. of report
// descriptor)
},
// IN endpoint (mandatory for HID)
{ // endpoint_descriptor hid_endpoint_in_descriptor
0x07, // bLength
0x05, // bDescriptorType
0x81, // bEndpointAddress
0x03, // bmAttributes
EP1_PACKET_SIZE_LE, // MaxPacketSize (LITTLE ENDIAN)
10 // bInterval
},
// OUT endpoint (optional for HID)
{ // endpoint_descriptor hid_endpoint_out_descriptor
0x07, // bLength
0x05, // bDescriptorType
0x01, // bEndpointAddress
0x03, // bmAttributes
EP2_PACKET_SIZE_LE, // MaxPacketSize (LITTLE ENDIAN)
10 // bInterval
}
};
const hid_report_descriptor HIDREPORTDESC =
{
0x06, 0x00, 0xFF, // Usage page (vendor defined)
0x09, 0x01, // Usage ID (vendor defined)
0xA1, 0x01, // Collection (application)
// The Input report
0x09, 0x03, // Usage ID - vendor defined
0x15, 0x00, // Logical Minimum (0)
0x26, 0xFF, 0x00, // Logical Maximum (255)
0x75, 0x08, // Report Size (8 bits)
0x95, 0x02, // Report Count (2 fields)
0x81, 0x02, // Input (Data, Variable, Absolute)
// The Output report
0x09, 0x04, // Usage ID - vendor defined
0x15, 0x00, // Logical Minimum (0)
0x26, 0xFF, 0x00, // Logical Maximum (255)
0x75, 0x08, // Report Size (8 bits)
0x95, 0x02, // Report Count (2 fields)
0x91, 0x02, // Output (Data, Variable, Absolute)
// The Feature report
0x09, 0x05, // Usage ID - vendor defined
0x15, 0x00, // Logical Minimum (0)
0x26, 0xFF, 0x00, // Logical Maximum (255)
0x75, 0x08, // Report Size (8 bits)
0x95, 0x02, // Report Count (2 fields)
0xB1, 0x02, // Feature (Data, Variable, Absolute)
0xC0 // end Application Collection
/*
0x05, 0x01, // Usage Page (Generic Desktop)
0x09, 0x02, // Usage (Mouse)
0xA1, 0x01, // Collection (Application)
0x09, 0x01, // Usage (Pointer)
0xA1, 0x00, // Collection (Physical)
0x05, 0x09, // Usage Page (Buttons)
0x19, 0x01, // Usage Minimum (01)
0x29, 0x01, // Usage Maximum (01)
0x15, 0x00, // Logical Minimum (0)
0x25, 0x01, // Logical Maximum (1)
0x95, 0x01, // Report Count (1)
0x75, 0x01, // Report Size (1)
0x81, 0x02, // Input (Data, Variable, Absolute)
0x95, 0x01, // Report Count (1)
0x75, 0x07, // Report Size (7)
0x81, 0x01, // Input (Constant) for padding
0x05, 0x01, // Usage Page (Generic Desktop)
0x09, 0x30, // Usage (X)
0x09, 0x31, // Usage (Y)
0x15, 0x81, // Logical Minimum (-127)
0x25, 0x7F, // Logical Maximum (127)
0x75, 0x08, // Report Size (8)
0x95, 0x02, // Report Count (2)
0x81, 0x06, // Input (Data, Variable, Relative)
0xC0, // End Collection (Physical)
0xC0 // End Collection (Application)
*/
};
#define STR0LEN 4
code const unsigned char String0Desc [STR0LEN] =
{
STR0LEN, 0x03, 0x09, 0x04
}; //end of String0Desc
#define STR1LEN sizeof ("SILICON LABORATORIES") * 2
code const unsigned char String1Desc [STR1LEN] =
{
STR1LEN, 0x03,
'S', 0,
'I', 0,
'L', 0,
'I', 0,
'C', 0,
'O', 0,
'N', 0,
' ', 0,
'L', 0,
'A', 0,
'B', 0,
'O', 0,
'R', 0,
'A', 0,
'T', 0,
'O', 0,
'R', 0,
'I', 0,
'E', 0,
'S', 0
}; //end of String1Desc
#define STR2LEN sizeof ("C8051F320 Development Board") * 2
code const unsigned char String2Desc [STR2LEN] =
{
STR2LEN, 0x03,
'C', 0,
'8', 0,
'0', 0,
'5', 0,
'1', 0,
'F', 0,
'3', 0,
'x', 0,
'x', 0,
' ', 0,
'D', 0,
'e', 0,
'v', 0,
'e', 0,
'l', 0,
'o', 0,
'p', 0,
'm', 0,
'e', 0,
'n', 0,
't', 0,
' ', 0,
'B', 0,
'o', 0,
'a', 0,
'r', 0,
'd', 0
}; //end of String2Desc
unsigned char* const STRINGDESCTABLE [] =
{
String0Desc,
String1Desc,
String2Desc
};⌨️ 快捷键说明
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